Insulation
insulation
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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
| E | V | Z | E | R | I | F | N | I |
| S | B | C | M | Z | R | H | N | D |
| M | W | E | V | O | T | S | O | T |
| X | W | D | O | G | U | U | V | O |
| R | Z | J | F | L | M | N | N | H |
| I | T | R | A | N | S | F | E | R |
| X | W | T | O | V | B | A | P | D |
| C | O | L | D | Y | T | X | V | D |
| R | Y | G | R | E | N | E | F | Z |
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